job description:

1. Write hardware function specifications according to customer needs, and design hardware schematics and PCB;

2. Product component selection and evaluation, etc.;

3. According to the product design plan, formulate technical documents, design test plans, write test plans, and develop test cases;

4. Complete the testing and verification of hardware circuits according to the formulated hardware and product testing and verification plans;

5. Product EMC rectification and testing, safety regulation rectification and testing;

6. Provide necessary support for product production verification and mass production;